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seaweeds photo index
seaweeds in general > Division Chlorophyta | Division Cyanophyta | Division Phaeophyta | Division Rhodophyta
Text index of seaweeds on Singapore shores
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Division Chlorophyta green seaweeds
prp
chg
ubn
cj
skd
bb
tus
ecp
tm
lab
snt
cyr
kus
laz
sji
sis
jng
tkr
hnt
tpg
smk
tsm
rfl
lfa
   
     
cj
skd
bb
tus
ecp
 
lab
 
cyr
kus
laz
 
sis
 
tkr
hnt
tpg
smk
tsm
 
lfa
  Avrainvillea erecta
Solitary fan seaweed
         
bb
   
tm
lab
snt
           
tkr
 
tpg
     
lfa
  Avrainvillea lacerata
Clustered fan seaweed
               
tm
lab
 
cyr
kus
laz
 
sis
jng
tkr
hnt
tpg
smk
tsm
 
lfa
  Boergesenia forbesii
Bubble green seaweed
                     
cyr
               
smk
        Boodlea sp.
Fuzzy green seaweed
     
cj
           
snt
cyr
kus
laz
sji
sis
jng
 
hnt
tpg
smk
tsm
rfl
lfa
  Bornetella sp.
Green sea sausage seaweed
prp
chg
 
cj
skd
bb
 
ecp
tm
lab
snt
cyr
kus
laz
sji
sis
jng
tkr
hnt
tpg
smk
tsm
rfl
lfa
 
Bryopsis sp.
Hairy green seaweed
                                                  Genus Caulerpa
     
cj
skd
bb
 
ecp
   
snt
cyr
       
jng
   
tpg
smk
tsm
      Caulerpa cupressoides
Zipper green seaweed
 
chg
ubn
cj
skd
bb
tus
   
lab
snt
cyr
kus
laz
sji
sis
jng
tkr
hnt
tpg
smk
tsm
 
lfa
  Caulerpa lentillifera
Round sea grapes
 
chg
   
skd
     
tm
 
snt
                            Caulerpa mexicana
Mexican feathery green seaweed
     
cj
 
bb
tus
ecp
tm
lab
snt
   
laz
 
sis
jng
 
hnt
 
smk
tsm
 
lfa
  Caulerpa peltata
Big parasol green seaweed
       
skd
 
tus
ecp
tm
lab
snt
cyr
kus
laz
sji
sis
jng
tkr
hnt
tpg
smk
tsm
rfl
lfa
 
Caulerpa racemosa
Oval sea grapes
               
tm
lab
snt
cyr
kus
laz
 
sis
jng
tkr
hnt
tpg
 
tsm
rfl
lfa
  Caulerpa racemosa var peltata
Small parasol green seaweed
                               
jng
 
hnt
 
smk
tsm
      Caulerpa racemosa var turbinata
Bell sea grapes
 
chg
ubn
cj
skd
 
tus
 
tm
 
snt
                           
Caulerpa scalpelliformis
Scalpel green seaweed
           
tus
   
lab
snt
cyr
   
sji
sis
jng
tkr
hnt
tpg
smk
tsm
rfl
lfa
 
Caulerpa serrulata
Serrated green seaweed
 
chg
ubn
cj
skd
bb
tus
ecp
 
lab
snt
       
sis
jng
tkr
   
smk
   
lfa
 
Caulerpa sertularioides
Delicate feathery green seaweed
 
chg
ubn
cj
skd
bb
tus
ecp
tm
lab
snt
cyr
 
laz
sji
sis
jng
tkr
 
tpg
smk
tsm
rfl
lfa
 
Caulerpa taxifolia
Taxifolia feathery green seaweed
     
cj
skd
 
tus
 
tm
lab
   
kus
   
sis
 
tkr
 
tpg
 
tsm
rfl
    Caulerpa verticillata
Fluffy green seaweeds
                 
lab
 
cyr
                          Caulerpa webbiana
Bottlebrush green seaweeds
 
chg
 
cj
         
lab
snt
cyr
kus
laz
 
sis
jng
tkr
hnt
 
smk
tsm
rfl
lfa
  Chaetomorpha sp.
Bee hoon green seaweed
                     
cyr
     
sis
jng
tkr
hnt
tpg
smk
tsm
rfl
lfa
  Cladophoropsis vaucheriaeformis
Smooth sponge green seaweed
         
bb
tus
 
tm
lab
snt
cyr
 
laz
 
sis
jng
tkr
   
smk
tsm
rfl
lfa
  Codium sp.
Codium green seaweeds
                     
cyr
 
laz
 
sis
jng
 
hnt
tpg
smk
tsm
rfl
lfa
  Dictyosphaeria sp.
Pimply green seaweed
 
chg
 
cj
   
tus
 
tm
lab
snt
cyr
 
laz
 
sis
jng
   
tpg
          Enteromorpha sp.
Turf green seaweed
                                                  Halimeda sp.
Coin green seaweed
     
cj
skd
bb
tus
ecp
 
lab
snt
cyr
kus
 
sji
sis
jng
tkr
hnt
tpg
smk
tsm
rfl
lfa
  Halimeda sp.
Big coin green seaweed
     
cj
skd
bb
tus
   
lab
snt
cyr
kus
laz
sji
sis
jng
tkr
hnt
tpg
smk
tsm
 
lfa
  Halimeda sp.
Small coin green seaweed
   
ubn
cj
 
bb
tus
   
lab
snt
cyr
kus
laz
sji
sis
jng
tkr
hnt
tpg
smk
tsm
rfl
lfa
  Neomeris sp.
'Taugeh' seaweed
                   
snt
cyr
 
laz
sji
sis
jng
tkr
         
lfa
  Parvocaulis parvulus
Daisy green seaweed
     
cj
 
bb
     
lab
                              Rhipidosiphon javensis
Pleated fan seaweed
           
tus
                                    Udotea sp.
Ruffled fan green seaweed
prp
chg
ubn
cj
skd
 
tus
ecp
tm
lab
snt
cyr
kus
laz
sji
 
jng
tkr
hnt
 
smk
        Ulva sp.
Sea lettuce
                 
lab
snt
cyr
kus
 
sji
                    Valonia sp.
Beaded cushion green seaweed

Division Phaeophyta brown seaweeds
prp
chg
ubn
cj
skd
bb
tus
ecp
tm
lab
snt
cyr
kus
laz
sji
sis
jng
tkr
hnt
tpg
smk
tsm
rfl
lfa
   
       
skd
bb
 
ecp
tm
lab
snt
cyr
 
laz
sji
sis
jng
tkr
              Colpomenia sinuosa
Puffy brown seaweed
prp
chg
ubn
 
skd
 
tus
ecp
 
lab
snt
 
kus
 
sji
sis
   
hnt
 
smk
tsm
 
lfa
  Dictyota sp.
Y-branch brown seaweed
                 
lab
snt
cyr
 
laz
sji
   
tkr
 
tpg
     
lfa
  Dictyota dichotoma
Bluish Y-branch brown seaweed
                   
snt
cyr
 
laz
   
jng
tkr
 
tpg
          Dictyopteris sp.
'Veined' branch brown seaweed
                                   
hnt
 
smk
tsm
      Hydroclathrus sp.
Perforated brown seaweed
                 
lab
snt
                            Lobophora variegata
Bracket brown seaweed
 
chg
 
cj
skd
 
tus
ecp
tm
lab
snt
cyr
kus
laz
sji
sis
jng
tkr
hnt
tpg
smk
tsm
 
lfa
  Padina sp.
Mermaid's fan seaweed
           
tus
ecp
tm
lab
snt
cyr
kus
laz
sji
sis
jng
tkr
hnt
tpg
smk
tsm
 
lfa
  Sargassum sp.
Sargassum seaweed
                 
lab
snt
cyr
 
laz
sji
                    Stypopodium zonale
Broad strap brown seaweed
                       
kus
 
sji
sis
       
smk
 
rfl
    Turbinaria sp.
Pyramid seaweed

Division Rhodophyta red seaweeds
prp
chg
ubn
cj
skd
bb
tus
ecp
tm
lab
snt
cyr
kus
laz
sji
sis
jng
tkr
hnt
tpg
smk
tsm
rfl
lfa
   
   
ubn
cj
skd
bb
tus
ecp
tm
lab
snt
cyr
kus
   
sis
jng
tkr
hnt
tpg
smk
tsm
 
lfa
  Acanthophora sp.
Spiny red seaweed
                   
snt
                            Acrocystis nana
Pimply red seaweed
                 
lab
snt
 
kus
   
sis
           
rfl
    Asparagopsis taxiformis
Cat's tail red seaweed
                   
snt
     
sji
sis
jng
     
smk
tsm
rfl
lfa
  Amphiroa sp.
Flat pom-pom red seaweed
                 
lab
snt
                            Bostrychia sp.
Tiny fern red seaweed
                 
lab
snt
cyr
     
sis
jng
tkr
hnt
tpg
smk
tsm
 
lfa
  Ceratodictyon spongiosum
Holey sponge seaweed
                 
lab
snt
     
sji
sis
 
tkr
       
rfl
    Cotton candy red seaweed
Family Ceramiaceae
                 
lab
snt
cyr
 
laz
sji
sis
jng
tkr
hnt
tpg
smk
tsm
 
lfa
  Encrusting coralline red seaweed
Family Corallinaceae
                     
cyr
     
sis
jng
 
hnt
tpg
smk
tsm
 
lfa
  Eucheuma sp.
Bumpy finger seaweed
                   
snt
cyr
 
laz
sji
sis
jng
tkr
   
smk
tsm
rfl
lfa
  Family Galaxauraceae
Thick pom-pom red seaweed
prp
chg
ubn
cj
skd  
tus
ecp
tm
lab
snt
   
laz
       
hnt
            Gracilaria sp.
Agar-agar seaweed
prp
   
cj
skd
bb
tus
 
tm
lab
snt
cyr
kus
laz
 
sis
jng
tkr
hnt
tpg
smk
tsm
rfl
lfa
  Gracilaria salicornia
Knobbly agar-agar red seaweed
     
cj
skd
bb
     
lab
snt
cyr
kus
laz
sji
sis
jng
tkr
hnt
tpg
smk
tsm
rfl
lfa
  Halymenia sp.
Halymenia red seaweed
       
skd
bb
     
lab
snt
cyr
 
laz
sji
sis
jng
tkr
hnt
tpg
smk
tsm
rfl
lfa
  Halymenia dilatata
Ruffled halymenia red seaweed
       
skd
bb
     
lab
snt
     
sji
sis
jng
 
hnt
 
smk
 
rfl
lfa
  Halymenia maculata
Frilly sheet red seaweed
     
cj
skd        
lab
snt
       
sis
 
tkr
hnt
tpg
smk
tsm
 
lfa
  Hypnea sp.
Prickly red seaweed
                 
lab
snt
cyr
   
sji
     
hnt
tpg
 
tsm
 
lfa
  Hypnea pannosa
Bushy ball seaweed
 
chg
 
cj
skd
 
tus
ecp
tm
lab
snt
cyr
kus
             
smk
        Jania sp.
Slender pom-pom red seaweed
                     
cyr
     
sis
jng
 
hnt
tpg
smk
tsm
rfl
lfa
  Martensia elegans
Lacy seaweed
             
ecp
tm
lab
snt
cyr
 
laz
sji
sis
                  Peyssonnelia sp.
Scaly red seaweed
                     
cyr
     
sis
             
lfa
  Portieria hornemannii
Curled-tip red seaweed
                                         
tsm
      Palisada perforata
Corny red seaweed
prp
 
ubn
cj
skd
bb
tus
ecp
 
lab
snt
cyr
         
tkr
hnt
 
smk
tsm
      Solieria robusta
Robust red seaweed
 
chg
    skd    
ecp
tm
         
sji
sis
   
hnt
 
smk
   
lfa
 
Spyridia filamentosa
Feathery red seaweed

in red are those listed among the threatened plants of Singapore from Ng, P. K. L. & Y. C. Wee, 1994. The Singapore Red Data Book: Threatened Plants and Animals of Singapore.

Northern shores
ecp: east coast park, tm: tanah merah, prp: pasir ris park, chg: changi,
ubn:
pulau ubin (other than cj) cj: chek jawa, skd: pulau sekudu, bb: beting bronok, tus: tuas
Southern shores
lab: labrador + berlayar creek, snt: sentosa, cyr: cyrene reef, kus: kusu island, laz: lazarus island, sji: st. john's island, sis: sisters islands, jng: pulau jong, tkr: pulau tekukor, hnt: pulau hantu, tpg: terumbus pempang darat, tengah and laut, smk: pulau semakau, tsm: submerged reefs off semakau - terumbu raya, beting bemban besar, terumbu bemban, terumbu semakau, rfl: raffles lighthouse, lfa: live firing area (Salu, Sudong, Pawai, Senang, Biola and submerged reefs in the area)

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photo index of
seaweeds on this site
all seaweeds

Green seaweeds


sheets, ribbons, filaments

feathery,
serrated strips


spheres, sausages, blobs

fans, disks, branched

Red seaweeds

sheets, ribbons


fleshy stems, beads

soft hairy, feathery


hard branching, encrusting

Brown seaweeds

sheets, ribbons


disks, other shapes
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